Document validator



FIG. 1 is a front elevation view of the document validator according to the new design;

FIG. 2 is a rear elevation view;

FIG. 3 is a right side elevation view;

FIG. 4 is a left side elevation view;

FIG. 5 is a plan view;

FIG. 6 is a bottom view;

FIG. 7 is a front perspective view thereof from the right upper side;

FIG. 8 is a front perspective view thereof from the left upper side;

FIG. 9 is a rear perspective view thereof from the right upper side; and,

FIG. 10 is a rear perspective view thereof from the left upper side. 

The ornamental design for a document validator, as shown and described. 